* {
    padding: 0;
    margin: 0;
}

.header-top {
    border: 1px solid red;
    display: flex;
    width: 1226px;
    height: 30px;
    font-size: 10px;
    font-weight: 200;
    margin: 0 auto;
    justify-content: space-between;
}

header {
    width: 100%;
    background-color: grey;
}

svg {
    width: 20px;
    height: 20px;
    vertical-align: middle;
    /* margin-left: 5px; */
    /* margin-top: 10px; */
}

.a {
    /* margin-right: 20px; */
    /* margin-left: 0px; */
    line-height: 30px;
}


/* .header-left {
    display: flex;
} */

.header-right>span {
    /* line-height行高 */
    line-height: 30px;
    margin: 0 10px;
}

.bottom {
    width: 100%;
    /* height: 300px; */
}

.bottom-width {
    widows: 1226px;
}

.bottom-baozi {
    display: flex;
    justify-content: space-around;
}

li {
    list-style: none;
    margin: 5px;
}


/* 第二行 */

.header-two {
    width: 1226px;
    text-align: center;
}

input {
    width: 400px;
    height: 20px;
}


/* 侧边导航栏 */

.cebian-nav {
    width: 1226px;
    margin: 0 auto;
}

.cebian-box {
    width: 200px;
    background-color: gray;
}

.bianse {
    height: 30px;
    line-height: 30px;
    color: white;
    font-size: 12px;
    text-indent: 2em;
}

.bianse:hover {
    background-color: yellow;
}